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Science News Archive 2024


Page 77 of 484

Symbiosis wins TCT 2024 Shark Tank Innovation Competition

Symbiosis has developed an adjustable TMVR system, ValSync, which can adapt to complex anatomies. The company aims to overcome current limitations and improve patient eligibility, safety, and procedure time with its three-step process.

Quantum vortices confirm superfluidity in supersolid

A team of physicists has observed mini-tornadoes in a supersolid quantum gas, confirming the existence of quantized vortices as a hallmark of superfluidity. The discovery is significant for understanding the behavior of supersolids and their potential applications in fields like condensed matter physics.

GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Advances in the treatment of autoimmune hepatitis

Recent advancements in AIH pathogenesis have paved the way for novel therapeutic strategies, including treatments targeting the gut-liver axis and immune system dysregulation. Emerging biologics and immune-modulating drugs show promise in achieving biochemical remission in refractory cases.

Capacitorless solid-state power filter for single-phase DC-AC converters

A novel capacitorless solid-state power filter (SSPF) has been developed for single-phase DC-AC converters, eliminating the need for LC filters and dc-link capacitors. The proposed concept demonstrates a significant reduction in critical components, leading to enhanced efficiency and reliability.

Study shows how high blood sugar increases risk of thrombosis

Researchers from Brazil's Center for Research on Redox Processes in Biomedicine found that high blood sugar can cause thrombosis by altering endothelial function and promoting platelet adhesion. They identified a specific molecular mechanism involving protein disulfide isomerase A1 as a key regulator of this process.

Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Sleepiness during the day may be tied to pre-dementia syndrome

A study found that people with excessive daytime sleepiness and a lack of enthusiasm are more likely to develop motoric cognitive risk syndrome, a condition that can lead to dementia. The study suggests that addressing sleep issues may help prevent cognitive decline.

SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Rice bioengineers shed light on dosing challenges for cancer immunotherapy

Rice bioengineers create a mathematical model that challenges long-held assumptions about IL-12's behavior in the body, suggesting repeated doses cause immune cells to hoard IL-12 before it reaches the bloodstream. The findings have significant implications for IL-12 therapy design and may lead to more effective dosing regimens.

Unlocking the secrets of nitrogen use in potatoes

Scientists have identified a crucial gene, StCDF1, that regulates both tuberization and nitrogen assimilation in potatoes. The discovery offers new insights into enhancing nitrogen utilization, allowing for breeding of climate-smart potato varieties less dependent on chemical fertilizers.

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Dr. Virginia Howard of UAB to receive the 2024 Population Research Prize

Dr. Virginia Howard, a renowned epidemiologist, will receive the Population Research Prize for her work on stroke disparities and health risks in different populations. Her research has significantly contributed to what we know about stroke, including racial differences and sex-specific factors.

Detecting evidence of lung cancer in exhaled breath

Researchers have developed ultrasensitive sensors that can detect isoprene levels in the parts-per-billion range, a decline of which can indicate lung cancer. The sensors, made with indium oxide-based nanoflakes, showed promise in distinguishing lung cancer patients from healthy individuals.

GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Self shocks turn crystal to glass at ultralow power density

Scientists have developed a new method for converting crystal to glass using electric current, reducing the need for high-power melt-quench processes. The discovery could transform data storage in devices and unlock wider applications for phase-change memory technology.

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Coping and resilience aids parents of disabled children, study says

A study published in the International Journal of Developmental Disabilities found that emotion-focused coping increases resilience in parents of neurodevelopmentally disabled children. This approach helps manage stress and improves quality of life by regulating a person's emotional response rather than solving problems directly.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

How plants evolved multiple ways to override genetic instructions

Researchers found that plants have multiple enzymes for adding methyl groups to DNA, allowing them to override genetic instructions. The study reveals the evolutionary history of these enzymes and their unique structures, providing insights into plant resilience to environmental changes.

Probability training: Preventing errors of reasoning in medicine and law

A new study has compared four different training courses to help students gain a better understanding of probabilities, particularly in Bayesian situations. The findings show that translating probabilities into concrete frequencies using a double tree approach proved most effective in helping students solve similar tasks.

Effects of preterm birth extend into adulthood, study finds

A study of over 2.4 million individuals born in Canada found that preterm birth is associated with lower employment income, university enrollment, and educational attainment through age 28. The findings suggest that long-term supports are vital to mitigate the effects of preterm birth on socioeconomic outcomes.

Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

UVA engineering professor will augment his students’ reality this spring

Devin Harris and his team have developed an augmented reality app, STRUCT-AR, that allows students to 'stress test' virtual bridges, beams, frames, and trusses. The app, which is set to be tested this spring, aims to improve students' understanding of structural behavior by providing a more interactive and immersive learning experience.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

How gophers brought Mount St. Helens back to life in one day

Scientists discovered that gophers, which were introduced to a devastated area after the 1980 eruption, helped regenerate plant and animal life through their digging. The bacteria and fungi they brought to the surface helped plants establish themselves and survive.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Imaging nuclear shapes by smashing them to smithereens

Researchers have developed a new method to image nuclear shapes using high-energy particle smashups at RHIC, revealing subtle details about atomic nuclei. This technique complements lower energy methods and has implications for fields like nuclear fission, neutron stars, and exotic particle decay.

Use of “genetic scissors” carries risks

The CRISPR tool was successfully used to correct a genetic defect in cells affected by chronic granulomatous disease. However, the repair process also introduced new genetic defects, highlighting the need for caution when using CRISPR technology in clinical settings.

Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Do commercial ties influence ESG ratings?

A study published in Journal of Accounting Research finds that conflicts of interest from commercial ties lead to biased ESG ratings. ESG ratings for existing clients increased by 17.16% after the acquisitions, highlighting the need for regulation and investor awareness.

The egg or the chicken? An ancient unicellular says egg!

A team of scientists observed a prehistoric unicellular organism, Chromosphaera perkinsii, forming multicellular structures resembling animal embryos. This suggests that embryonic development may have existed prior to the evolution of animals.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Three million euros to SISSA for precision astronomy

The European Research Council awards €12M to GWSky project, led by SISSA, to develop innovative tools for interpreting gravitational wave signals with great precision. The project aims to identify and understand possible anomalies in the signals, revealing new physical phenomena not predicted by Einstein's theory of General Relativity.

Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.